Bonners Ferry WWTP
N River Dr, Bonners Ferry, ID 83805 · Boundary County · Publicly Owned Treatment Works
- Average flow
- 0.28 MGD
- Design flow
- 0.45 MGD
- NPDES permit
- ID0020222
- Administratively continued
- Permit expires
- October 2016
- Population served
- 2,520
- CWNS 2022
Bonners Ferry WWTP is a publicly owned wastewater treatment works in Bonners Ferry, Boundary County, Idaho treating an average of 0.28 million gallons per day against a permitted design capacity of 0.45 MGD, serving about 2,520 residents. It discharges under NPDES permit ID0020222 (administratively continued), which expires in October 2016, with 1 recorded violation in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in December 2010.
Treatment technology
2 treatment structures and unit processes identified at Bonners Ferry WWTP.
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See the full treatment train at Bonners Ferry WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 1
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Bonners Ferry WWTP in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Penalties assessed
- $12,300
- all cases
- Compliance actions
- $195,638
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Dec 2010
CITY OF BONNERS FERRY, IDAHO
Administrative order · CWA, NPDES Permit Violations · Final Order With Penalty · Penalty $12,300 · Compliance actions $195,638
EPA's description of the case:
“The City of Bonners Ferry, Idaho (City) has agreed to pay a $12,300 penalty to settle violations of the NPDES permit issued to the City for discharges from the Citys wastewater treatment facility…”
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Source: EPA ECHO, civil enforcement case 10-2011-0001.
Full case history with a free Klarifi account
Every action against Bonners Ferry WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Bonners Ferry WWTP.
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Nearby wastewater treatment plants in Idaho
Moyie Springs · 7 mi away
0.06 MGD
Sandpoint · 28 mi away
0.38 MGD
Dover · 34 mi away
0.06 MGD
Priest River · 45 mi away
0.13 MGD
Hayden · 68 mi away
1.24 MGD
Smelterville · 80 mi away
0.05 MGD
Smelterville · 80 mi away
2.04 MGD
Mullan · 88 mi away
0.14 MGD
Bonners Ferry WWTP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated February 3, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · FOG · Equalization tank · all terms